SOLUTION: How do i find the first four positive solutions of 2cosx=Square root 3. Thanks

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Question 285963: How do i find the first four positive solutions of 2cosx=Square root 3. Thanks
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Remember your special triangles. A 30-60-90 triangle has sides in proportion

30 degrees is . The cosine is positive in Quadrants I and IV





So:









John